31145250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{131}}^1\times {\mathrm{317}}^1$

素因数の和:468

約数の個数: 64

約数和(自身を含む): 78579072

約数和(自身を除く): 47433822

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 125, 131, 150, 250, 262, 317, 375, 393, 634, 655, 750, 786, 951, 1310, 1585, 1902, 1965, 3170, 3275, 3930, 4755, 6550, 7925, 9510, 9825, 15850, 16375, 19650, 23775, 32750, 39625, 41527, 47550, 49125, 79250, 83054, 98250, 118875, 124581, 207635, 237750, 249162, 415270, 622905, 1038175, 1245810, 2076350, 3114525, 5190875, 6229050, 10381750, 15572625, 31145250]

約数ペア:

[(1, 31145250), (2, 15572625), (3, 10381750), (5, 6229050), (6, 5190875), (10, 3114525), (15, 2076350), (25, 1245810), (30, 1038175), (50, 622905), (75, 415270), (125, 249162), (131, 237750), (150, 207635), (250, 124581), (262, 118875), (317, 98250), (375, 83054), (393, 79250), (634, 49125), (655, 47550), (750, 41527), (786, 39625), (951, 32750), (1310, 23775), (1585, 19650), (1902, 16375), (1965, 15850), (3170, 9825), (3275, 9510), (3930, 7925), (4755, 6550)]